Compare side-by-side engineering specifications, spindle torque, RPM, axis travels, tool capacity, CNC controllers, and digital telemetry standards for Haas Automation Mini Mill vs Haas Automation ST-45L.
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Specification Matrix
Verified OEM & MachineSchema Data
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Haas Automation
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Haas Automation
View Specs Page →
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| 1. Machine Classification & Kinematics | ||
| Machine Type | CNC Vertical Machining Centers (VMC) | CNC Lathes & Turning Centers |
| Controlled Axes | 3-Axis Simultaneous | 3-Axis Simultaneous |
| OEM Headquarters | United States | United States |
| Model Status / Year | 2000 | 2024 |
| 2. Spindle Speed & Motor Power | ||
| Maximum Spindle Speed | 6,000 RPM Highest RPM | 1,400 RPM |
| Spindle Motor Rating | 5.6 kW (7.5 HP) | 40.0 kW (53.6 HP) More Power |
| 3. Work Envelope & Travels (X / Y / Z) | ||
| X-Axis Travel | 406 mm | N/A |
| Y-Axis Travel | 305 mm | N/A |
| Z-Axis Travel | 254 mm | N/A |
| Table Surface Dimensions | Standard Worktable | Standard Worktable |
| Maximum Table Payload | Standard Capacity | Standard Capacity |
| 4. Tool Changer (ATC) & Motion Rates | ||
| Tool Magazine Capacity | 10 Tools | Standard ATC |
| Rapid Traverse Rate | 15.2 m/min | High-Speed Rapid Feed |
| 5. CNC Control & Telemetry Standards | ||
| Standard CNC Controller | Haas Classic / NextGen | Standard CNC |
| MTConnect Telemetry Standard | ANSI/MTC1.4 Verified | ANSI/MTC1.4 Verified |
| 6. Machine Mass & Rigidity | ||
| Net Machine Weight | 1,542 kg | 29,900 kg Heaviest Base |
When evaluating Haas Automation Mini Mill vs Haas Automation ST-45L, shop managers must weigh spindle kinematics against overall structural rigidity. The Haas Automation ST-45L delivers a competitive edge in heavier stock removal with its 40.0 kW spindle motor. Conversely, the Haas Automation Mini Mill offers high-speed finishing advantages with a top speed of 6,000 RPM. Both builders adhere to standardized industrial communication protocols, facilitating MTConnect machine monitoring across digital factory floors.
When selecting between competing machining centers or turning centers, specification sheets provide only the baseline. Experienced manufacturing engineers should analyze the following core metrics:
Check whether kW and torque are rated continuously or at 15-30 minute duty cycles for roughing operations.
Heavier meehanite cast-iron machine beds absorb cutting harmonics and damp vibrations during high-feed milling.
Ensure the control system supports high-speed look-ahead (G05.1/G08) and standard MTConnect IoT monitoring.